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xen-devel
Re: [Xen-devel] VGA passthrough and nvidia optimus
On Sun, Jul 31, 2011 at 03:08:56PM +0200, Anders Aagaard wrote:
> Hi
> Is VGA passthrough with an nvidia optimus laptop remotely feasible? For
> those who don't know, nvidia optimus is two hardware cards, connected to
> the same display. One sandy bridge setup (I use the intel driver for
> this), and one nvidia card. I have a laptop with this setup, and usually
> I'm using only the intel card. I then use acpi_call to power down the
> nvidia card.
> To use this optimus setup on linux I use bumblebee
> ([1]https://github.com/MrMEEE/bumblebee) which sets up a separate X server
> to run the nvidia card. Then use virtualgl to show the image on the
> current (intel sandy bridge) run X server.
> Will it be possible for me to get VGA passthrough running? I can have it
> running with a separate output (hdmi/vga, hopefully one of them is
> connected directly to the nvidia card, and doesn't use any hacks with the
> intel card to work) if it will be needed (and I figure it will, as two
> cards are here trying to use the same display).
> Has anyone looked into this?
Hello,
Which nvidia card is that?
Nvidia officially supports VGA passthrough only with the pro-cards (Quadro),
so the consumer-cards require some more hacks.. (=custom patching).
-- Pasi
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